subject
Mathematics, 28.09.2020 21:01 yzzy0404

Data were collected from a typing class with 10 students. The class had an average of 56 words per minute (WPM) with a standard deviation of 7 WPM. The teacher realized that the data from one student who typed 70 WPM was not entered. If this student’s results were included in the data set, what effect would it have on the standard deviation? A. The standard deviation would be noticeably larger.
B. The standard deviation would be noticeably smaller.
C. The standard deviation would be about the same, perhaps a little larger.
D. The standard deviation would be about the same, perhaps a little smaller.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100
Answers: 1
question
Mathematics, 21.06.2019 19:00
The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.
Answers: 1
question
Mathematics, 21.06.2019 19:10
Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x
Answers: 2
question
Mathematics, 22.06.2019 02:30
The equatorial radius of earth is approximately 6 Γ— 10^3 km, while the equatorial radius of saturn is approximately 6 Γ— 10^4 km. which of the following is true? a. the equatorial radius of saturn is approximately one hundred times that of earth. b. the equatorial radius of saturn is approximately ten times that of earth. c. the equatorial radius of earth is approximately one hundred times that of saturn. d. the equatorial radius of earth is approximately ten times that of saturn.
Answers: 2
You know the right answer?
Data were collected from a typing class with 10 students. The class had an average of 56 words per m...
Questions
question
Mathematics, 29.08.2021 17:40
question
Computers and Technology, 29.08.2021 17:40