Mathematics

Mathematics, 11.10.2021 14:50, Kurlyash

The mean number of words per minute (WPM) typed by a speed typist is 143 143
with a standard deviation of 12
12
WPM.

What is the probability that the sample mean would be greater than 142.2
142.2
WPM if 76
76
speed typists are randomly selected?

answer

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:30, paatnguyyen

Ineed asap. i cant understand this question i need someone to me right away

Answers: 3

Mathematics, 21.06.2019 15:00, jtingley0502

1. are the triangles similar and if so why? what is the value of x? show your work.

Answers: 2

Mathematics, 21.06.2019 16:30, mimithurmond03

Question 5 spring semester final exam math evaluate

Answers: 2

Mathematics, 21.06.2019 20:30, Franciscoramosxt

What is the difference between the equations of a vertical and a horizontal line?

Answers: 2

Do you know the correct answer?

The mean number of words per minute (WPM) typed by a speed typist is 143 143
with a standard...

Questions in other subjects:

Konu

Chemistry, 16.02.2022 23:40

50.0g of lead are placed in a calorimeter with 100.0mL of water. As a result the water's ΔT is 5.0℃ which calculates to 2100J of heat absorbed by water, what is the ΔH (change in h...

Konu

Mathematics, 16.02.2022 23:40

Question 9 of 10 A and B are independent events. P(A) = 0.40 and P(B) = 0.30. What is PA and B)? O A. O B. 0.70 C. 0.012 O D. 0.12...

Konu

English, 16.02.2022 23:40

Below are two sentences. Which one of the following possibilities correctly combines them using an adjectival clause? John is a blues singer. John lives in Pittsburgh.

Konu

Mathematics, 16.02.2022 23:40

Need help ASAP, will give brainliest if answer is correct! What is the area of this polygon?

Konu

Biology, 16.02.2022 23:40

What is the surface area of a cell? A. the amount of DNA contained inside the cell B. the amount of waste leaving the cell C. the amount of workable space that the ce...

Konu

History, 16.02.2022 23:40

2. According to Kipling's poem, who or what groups carry the burden of imperialism?...

Konu

Mathematics, 16.02.2022 23:40

How long would it take for your investment to double if it is compounded continuously at 8.5% interest rate?...

Konu

SAT, 16.02.2022 23:40

What mass of lead(ii) chloride is produced when 200. 0 ml of a 0. 250 m solution of sodium chloride is mixed with 200. 0 ml of a 0. 250 m solution of lead(ii) nitrate....

Konu

Mathematics, 16.02.2022 23:40

Use the image above to identify and explain the relationship between the segments and circles A and B. In your explanation, be sure to include specific vocabulary and definitions f...

Konu

Mathematics, 16.02.2022 23:40

I NEED HELP PLS Liana surveyed the students at her school to find out if they like cooking and/or shopping. The table below shows the results of the survey: Like Cook...

Other tasks in the category: Mathematics More task