subject
Mathematics, 13.03.2020 19:24 Beth6013

Your little brother has a a career batting average of 0.233. You want to determine the probability that he will have a batting average of over 0.250 next season when he will be up to bat 40 times. Are the conditions met so that the sample proportion hatp will be approximately normal?

A. Yes. There is a large sample (n>30) so the sample proportion must be normal.
B. Yes. 40xx0.250>=10 so the conditions are satisfied.
C. No. hatp can only be normal if the sample data are normally distributed.
D. No. 40xx0.233<10 so the conditions are not satisfied.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:30
Factor the following expression. 27y3 – 343 a. (3y + 7)(9y2 + 2ly + 49) b. (3y – 7)(9y2 + 2ly + 49) c. (3y – 7)(932 – 217 + 49) d. (3y + 7)(92 – 2ly + 49)
Answers: 1
question
Mathematics, 22.06.2019 00:00
What is the area of the shaded sector?
Answers: 2
question
Mathematics, 22.06.2019 00:20
When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?
Answers: 3
question
Mathematics, 22.06.2019 02:30
The volume of a spherical hot air balloon v(r) = 4 3 ? r3 changes as its radius changes. the radius is a function of time given by r(t) = 3t. find the instantaneous rate of change of the volume with respect to t at t = 2.
Answers: 3
You know the right answer?
Your little brother has a a career batting average of 0.233. You want to determine the probability t...
Questions
question
History, 28.09.2019 13:20
Questions on the website: 13722363