Mathematics, 29.11.2019 04:31, iamasia06

This question has been frustrating me for awhile. can anyone ? this is statistics.
41 random samples of monthly electric bill amounts are selected from a normally distributed population.
the samples have a mean of $108 and a standard deviation of $5.
construct a 98% confidence interval for the population standard deviation.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 12:30, raiderries

For the following sequence determine the common difference (if it is an arithmetic sequence) or the common ratio (if it is a geometric sequence).

Answers: 3

continue

Mathematics, 21.06.2019 17:30, NathalyN

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period. value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Answers: 2

continue

Mathematics, 21.06.2019 18:00, drew3vans34

14. (05.02 lc) what is the value of y in the solution to the following system of equations? (5 points) 2x + y = −4 5x + 3y = −6

Answers: 1

continue

Mathematics, 21.06.2019 18:30, Ateruel95

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Answers: 1

continue

Do you know the correct answer?

This question has been frustrating me for awhile. can anyone ? this is statistics.
41 random...