How to find sample mean calculator

    • [DOC File]MAT 155 – Lab 11

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      The calculator will calculate the other sample statistics as it creates the confidence interval. You must assume that the date come from a normal population since the sample is so small. Use the following steps as a guide to find the confidence interval. ... The calculator also states the sample mean and standard deviation of the given data.

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    • [DOCX File]Calculating the Standard Deviation - Anne Gloag's Math Page

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      b. Calculate the following to one decimal place using a TI-83+ or TI-84 calculator: i. The sample mean. ii. The sample standard deviation. iii. The median. iv. The first quartile. v. The third quartile. vi. IQR. c. Construct a box plot and a histogram on the same set of axes. Make comments about the box plot, the histogram, and the chart.

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    • [DOC File]Statistics Calculator - My Math Genius

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      Example 3: Sample size determination. The last worksheet contains calculations for sample size determination for both ‘mean’ and ‘proportion’ Example: A wildlife study is designed to find the mean weight of a salmon caught by an Alaskan fishing company. As a preliminary study a sample of 50 fish were caught and weighed.

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    • [DOC File]For all parts requiring calculations, show how you got ...

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      Sample mean Sample standard deviation Adult 28 5.6 0.4 Juvenile 22 7.8 0.9 Test the null hypothesis that both populations have the same mean DDT content against the alternative that they are different. Do not assume that the two populations have the same standard deviations. Give (as near as you can from the table) the p-value for the test.

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    • [DOC File]Computation Formula for s:

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      Find the range, sample mean, sample standard deviation and sample variance. 5) A random sample of six credit card accounts gave the following information about the payment due on each card: $53.18 $71.12 $115.10 $27.30 $36.19 $66.48. a) Find the range, sample mean, sample standard deviation, and sample variance.

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    • [DOC File]Using The TI-83 to Construct a Discrete Probability ...

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      To find the mean (expected value) and standard deviation, press the STAT key, highlight CALC using the arrow keys and then select the 1-VAR STATS option (#1). Then enter L1, L2. Remember L1 is x and L2 is P(x). Press ENTER to view the descriptive statistics. The mean (expected value) is 0.740 and the standard deviation is 1.110

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