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sheep
Questions and answers by
sheep
, page 2
Questions (156)
Evaluate the series 12 + 6 + 3 + . . .
1 answer
15 views
Evaluate the series 9 + 3 + 1 + . . .
3 answers
15 views
Find the 10th term in the following geometric sequence.
8, 4, 2, 1, . . .
1 answer
20 views
The sequence is recursive. Find the value of the next term in the sequence.
5, 8, 11, 14, 17, . . .
1 answer
15 views
In June, Cory begins to save money for a video game and a TV he wants to buy in December. He starts with $20. Each month he
1 answer
44 views
Which expression defines the given series for seven terms?
8 + 13 + 18 + . . .
1 answer
15 views
Find the common ratio for the following geometric sequence.
5, 8.5, 14.45, 24.565, . . .
1 answer
14 views
What is the explicit formula for the sequence?
3, 1, –1, –3, –5, . . .
1 answer
21 views
Does the following infinite geometric series diverge or converge? Explain.
7 + 21 + 63 + 189 + . . .
3 answers
34 views
Find the 29th term of the following sequence.
21, 15, 9, 3, . . .
1 answer
14 views
Find the 8th term in the following geometric sequence.
28, 14, 7, 3.5, . . .
3 answers
22 views
Is the following sequence arithmetic? If so, identify the common difference.
–16, –22, –29, –37, . . .
3 answers
12 views
Write the related series for the finite sequence –7, –10, –13, . . ., –22. Then find the sum.
1 answer
20 views
Find the missing term of the following arithmetic sequence.
. . . –6, __, 2, . . .
1 answer
19 views
Find the missing term of the following arithmetic sequence.
–6, __, 2,
1 answer
23 views
A five-question multiple-choice quiz has five choices for each answer. Use the random number table provided, with 0’s
1 answer
28 views
A class tossed coins and recorded 161 heads and 179 tails. What is the experimental probability of heads? Round your answer to
1 answer
35 views
Suppose that all of the points on the circular dartboard shown are equally likely to be hit by a dart. If the radius of the red
1 answer
45 views
A five-question multiple-choice quiz has five choices for each answer. Use the random number table provided, with 0’s
3 answers
35 views
A jar contains 30 red marbles, 50 blue marbles, and 20 white marbles. You choose one marble from the jar at random. What is the
1 answer
29 views
A five-question multiple-choice quiz has five choices for each answer. Use the random number table provided, with 0’s
3 answers
32 views
A class tossed coins and recorded 161 heads and 179 tails. What is the experimental probability of tails? Round your answer to
1 answer
27 views
A jar contains 30 red marbles, 50 blue marbles, and 20 white marbles. You choose one marble from the jar at random. What is the
1 answer
27 views
Q and R are mutually exclusive events. If P(Q) = 0.1 and P(R) = 0.45, find P(Q or R).
1 answer
31 views
Identify the pair of events as dependent or independent.
An odd-numbered problem is assigned for homework, and an even-numbered
1 answer
26 views
A box contains 20 red marbles and 30 blue marbles. A second box contains 10 white marbles and 40 black marbles. If you choose
1 answer
30 views
Choose the pair of events that is mutually exclusive.
odd integers and multiples of 4 prime numbers and even integers even
1 answer
37 views
Q and R are not mutually exclusive events. If P(Q) = 0.12, P(R) = 0.25, and P(Q and R) = 0.03, find P(Q or R).
3 answers
32 views
Two urns contain white balls and yellow balls. The first urn contains 3 white balls and 6 yellow balls and the second urn
1 answer
29 views
A standard number cube is tossed. Find P(3 or odd).
1 answer
21 views
What is the value of the 90th percentile for the data set?
7 12 3 14 17 20 5 3 17 4 13 2 15 9 15 18 16 9 1 6
1 answer
47 views
What is the mode for the set of values?
307 309 323 304 390 398
1 answer
38 views
Which is the outlier in this set of values?
65 70 56 45 59 67 62
1 answer
16 views
What is the median of the set of values?
5 9 1 2 7 3 1 8 8 1 3
1 answer
16 views
What is the value of the 30th percentile for the data set?
7 12 3 14 17 20 5 3 17 4 13 2 15 9 15 18 16 9 1 6
3 answers
13 views
What is the mode for the set of values?
5 9 1 2 7 3 1 8 8 1 3
1 answer
14 views
Given a mean of 61.2 and a standard deviation of 21.4, within how many standard deviations of the mean do the values 45, 78, 62,
3 answers
28 views
Which events are mutually exclusive?
Alex scores 4 points; Alex’s team wins. Alex scores more than 4 points; Alex scores 7
1 answer
46 views
Scores on an exam are normally distributed with a mean of 76 and a standard deviation of 10. In a group of 230 tests, how many
1 answer
18 views
What is the standard deviation of the following data set rounded to the nearest tenth?
51.8, 53.6, 54.7, 51.9, 49.3
1 answer
27 views
Calculate the mean, median, and mode of the following set of data. Round to the nearest tenth.
3, 15, 3, 3, 1, 11, 2, 8, 3, 7, 15
3 answers
15 views
Find the value of the 90th percentile of the following set of data.
18, 9, 7, 5, 11, 7, 17, 20, 19, 2, 17, 12, 5, 1, 13, 12, 11,
3 answers
19 views
What is the interquartile range of the following data set?
78, 90, 456, 676, 111, 381, 21
1 answer
12 views
Suppose Q and R are independent events. Find P(Q and R) if P(Q) = 0.27 and P(R) = 0.03.
1 answer
29 views
A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. Find the value that is –2 standard
1 answer
28 views
Suppose Q and R are independent events. Find P(Q and R) if P(Q) = 0.32 and P(R) = 0.19.
1 answer
31 views
Suppose you roll two number cubes and find the probability distribution for the sum of the numbers. Which two sums have the same
1 answer
27 views
The number of nails of a given length is normally distributed with a mean length of 5 in. and a standard deviation of 0.03 in.
1 answer
21 views
Calculate the mean, median, and mode of the following set of data. Round to the nearest tenth.
11, 9, 7, 6, 8, 2, 15, 1, 12, 15,
3 answers
16 views
The number of nails of a given length is normally distributed with a mean length of 5 in. and a standard deviation of 0.03 in.
1 answer
27 views
A set of data has a normal distribution with a mean of 5.1 and a standard deviation of 0.9. Find the percent of data between 4.2
1 answer
35 views
Let f(x) = 4x – 5 and g(x) = 3x + 7. Find f(x) + g(x) and state its domain.
1 answer
22 views
Find all the real square roots of 400.
1 answer
12 views
Solve ln (5x + 1) = 3.
Round to the nearest thousandth.
3 answers
28 views
You have $1,998.00 on a credit card with a 14.5% APR. You miss your minimum payment the first month and there is a late fee of
3 answers
36 views
You have a credit card with a balance of $ 1 , 367.90 at a 9.5 % apr. You pay $ 400.00 each month on the due date until the card
1 answer
38 views
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