MATH 1530
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To receive 5 bonus points, you must complete the sample test and turn in the day of
test 4!
Test 4 Review
Please show all work to receive full credit.
1. The drug Lipitor is meant to reduce total cholesterol and LDL cholesterol. In clinica
1. Determine the area under the standard normal curve that lies to the left of
(a) z = 2.45
(b) z = 0.43
(c) z = 1.35
(d) z = 3.49
Determine the area under the standard normal curve that lies to the right of
(a) z = 3.01
(b) z = 1.59
(c) z = 1.78
(d) z =
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SAMPLE TEST 4
For full credit, please show all work.
1. For the following statements:
i. Write the null and alternative hypotheses.
ii. Identify the test as left-tailed, right-tailed, or two-tailed.
a) A Lysol can says that the spray kills 99
MATH 1530
Name_
To receive 5 Bonus Points, you must complete this sample test and turn in the
day of test 3!
Sample Test 3
Please show all work to receive full credit!
1. One graph in the figure represents a normal distribution with mean = 16 and standard