Learn the toughest concepts covered in your Analytical Chemistry class with step-by-step video tutorials and practice problems.

Statistics, Quality Assurance and Calibration Methods

The t-Test is used to measure the similarities and differences between two populations.

1

t-Test

6m

Play a video:

2

t-Test Calculations

13m

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3

t-Test Calculations

8m

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4

t-Test Calculations

3m

Play a video:

5

Problem

The average height of the US male is approximately 68 inches. What is the probability of selecting a group of males with average height of 72 inches or greater with a standard deviation of 5 inches?

A

84.61 %

B

78.81 %

C

84.85 %

D

79.10 %