Normal Distributions and Central Limit Theorem

Quiz
•
Mathematics
•
10th Grade - University
•
Hard
Standards-aligned
Theodore Cann
Used 83+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A population of students have a mean age of 15.8 years with a standard deviation of 0.6 years. The ages are normally distributed. What age represents the 90th percentile?
17.196
15.0311
16.569
None of these
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Samples of size 25 are drawn from a population where the mean and standard deviation of a population are 400 and 40, respectively.
What is the standard error, , of this sampling distribution?
400
40
25
8
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Samples of size 25 are drawn from a population where the mean and standard deviation of a population are 400 and 40, respectively.
What is the mean, , of this sampling distribution?
400
40
25
8
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
These symbols represent the mean and standard deviation for which of the following?
The Population Distribution
The Sample Distribution
The Sampling Distribution
The Binomial Distribution
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The amount of fuel used by jumbo jets to take off is normally distributed with a mean of 4000 gallons and a standard deviation of 125 gallons. What is the probability that the mean number of gallons of fuel needed to take off for a randomly selected sample of 40 jumbo jets will be less than 3950 gallons?
.00571
.655
.345
.994
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Suppose the teenagers that attend public high schools get an average of 5.7 hours of sleep each night with a standard deviation of 1.7 hours. What is the probability that a randomly selected group of 35 high school students get more than 6 hours of sleep each night?
.430
.148
.281
.087
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The weights of the eggs produced by a certain breed of hen are normally distributed with mean 65 grams and standard deviation of 5 grams.
What is the probability that one egg selected at random from a hen house will weigh more than 68 grams?
Tags
CCSS.HSS.ID.A.2
CCSS.HSS.ID.A.4
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