QUIZ 1
1. A financial statement audit is designed to
a. Detect error or fraud in the financial statements, regardless of
whether or not the error or fraud is material.
b. Obtain reasonable assurance a
Chapter 4: Producing Data
Chapter 4: Producing Data
1. In order to determine if smoking causes cancer, researchers surveyed a large sample of
adults. For each adult they recorded whether the person ha
Chapter 8: Estimating with Confidence
Chapter 8: Estimating with Confidence
1. A 95% confidence interval for the mean of a population is computed from a random
sample and found to be 9 3. We may concl
Chapter 7: Sampling Distributions
Chapter 7: Sampling Distributions
1. A phone-in poll conducted by a newspaper reported that 73% of those who called in
liked business tycoon Donald Trump. The number
a, 0,1,2,3.thru 100
b. yes because the number of possible values
c. yes, 101 values because the variable x can assume total of 101 values
d. variable is decrete because it can take a countable number
a. Parameter is the population is the mean number of interest, whch in this question the parameter is the number of comm
b. statistic is decriptive measure of a sample, which is 250 students who commu
3.1 exercises-Data collection, sampling, and Probability
Chapter 4
4.1
Observational data is collecting random samples and finding data from random sources comparing data
and statically information wo
0
5
15
25
30
33
40
44
52
60
81
104
mean
median
mode
40.75
36.5
#VALUE!
I am suspecting the mode is not calculating because none of the numbers are listed
none of the numbers are listed more than once.