Question

1.Using an appropriate statistical test decide whether you can accept or reject your null hypothesis regarding...

1.Using an appropriate statistical test decide whether you can accept or reject your null hypothesis regarding the hiv.csv data from the lab test exercise with an alpha of 0.05.

Select one:

a. Accept

b. Reject

2.Calculate the lower value (2dp) of a 95% confidence interval from the hiv.csv data from the lab test exercise.

3.Using a Shapiro-Wilks normality test, decide whether you can accept or reject the assumption of normality of a parametric test with the hiv.csv data from the lab test exercise and an alpha of 0.05.

Select one:

a. Reject

b. Accept

4.What is the correct alternative hypothesis for the hiv.csv data in the lab test exercise?

Select one:

a. Mean time taken for white blood cells to replenish to healthy levels is not significantly different from 0

b. The mean is signficantly different from 56.71

c. Mean time taken for white blood cells to replenish to healthy levels is not significantly different from 56.71 days

d. Mean time taken for white blood cells to replenish to healthy levels is significantly different from 56.71 days

hiv.csv

time
22
2
48
85
160
238
56
94
51
12
171
80
180
4
90
180
3

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