48 51 52 52 53 54 54 54 55 56 58 58 59 61 63 65...

48
51
52
52
53
54
54
54
55
56
58
58
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61
63
65
65
67
69
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73
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75
76
77
77
79
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81
82
82

Find the 76^th percentile

Find the 43^rd percentile

Find the 20^th percentile

Find the 76^th percentile

Expert Solution

orchestra answered 1 year ago

0, 3, 11, 24, 36, 47, 42, 53, 56, 59, 52, 58, 50, 64, 63, 61,...

0, 3, 11, 24, 36, 47, 42, 53, 56, 59, 52, 58, 50, 64, 63, 61, 65, 78, 89, 91 A. Calculate the mean, median, and mode. B. Which measure, mean or median, best describes the central tendency of this data? Why?

Population 1 Population 2 51 54 57 51 65 67 68 60 53 58 58 61...

Population 1 Population 2 51 54 57 51 65 67 68 60 53 58 58 61 75 66 72 79 Can it be concluded, from this data, that there is a significant difference between the two population means? Let d=(Population 1 entry)−(Population 2 entry). Use a significance level of α=0.1 for the test. Assume that both populations are normally distributed. Step 1 of 5: State the null and alternative hypotheses for the test. Step 2 of 5: Find the value...

x y 14 50 10 55 12 54 11 56 10 58 9 59 6 61...

x y 14 50 10 55 12 54 11 56 10 58 9 59 6 61 4 62 1.What is the slope? 2. What is the intercept? 3. Using the prediction of x=11 what are the residuals? 4. The sum of squared residuals is 12.038 calculate the standar deviation of the regression 5. What is the test statistic?

Math Reading 52 65 63 71 55 61 68 77 66 76 57 70 59 69...

Math Reading 52 65 63 71 55 61 68 77 66 76 57 70 59 69 76 77 69 76 59 70 74 78 73 80 62 66 59 66 72 76 61 67 55 61 73 77 Can you teach me how to solve the problem below An educator conducted an experiment to test whether new directed reading activities in the classroom will help elementary school pupils improve some aspects of their reading ability. She arranged for a third...

Ages of Presidents at Inauguration 57 61 57 57 58 57 61 54 68 51 49...

Ages of Presidents at Inauguration 57 61 57 57 58 57 61 54 68 51 49 64 50 48 65 52 56 46 54 49 51 47 55 55 54 42 51 56 55 51 54 51 60 62 43 55 56 61 52 69 64 46 54 47 Create a frequency table using the data above Use 7 classes Show the relative and cumulative frequencies List the class boundaries and class mid-points What is the modal class?

46 42 37 52 58 36 75 72 90 65 78 80 56 40 48 60...

46 42 37 52 58 36 75 72 90 65 78 80 56 40 48 60 58 76 82 75 38 48 86 88 75 65 45 80 68 47 62 75 56 85 44 70 75 64 67 72 For the data set distribution of Salaries of the employees Arrange in an array (ascending order) Evaluate the mean, the median, the mode, the skew, the average deviation the standard deviation and the interquartile range. Group, on a new...

Control 5 mg 10 mg 50 51 60 48 51 58 46 49 57 51 53...

Control 5 mg 10 mg 50 51 60 48 51 58 46 49 57 51 53 61 53 52 61 47 46 64 Above are the results of a drug trial. The scores are given for subjects in three different conditions – a placebo control, 5 mg and 10 mg of the drug. Please run the appropriate test in SPSS using p-value or traditional hypothesis testing method and choose the alpha or p-value. If the results are statistically significant, please...

Scores: 57, 49, 53, 60, 58, 59, 48, What is the mean of these scores? (round your...

Scores: 57, 49, 53, 60, 58, 59, 48, What is the mean of these scores? (round your answer to 2 decimal places) What is the median? What is the estimated standard deviation of the population based on this sample? (round your answer to 2 decimal places)

25 49 66 44 60 36 51 78 41 54 32 54 80 56 48 41...

25 49 66 44 60 36 51 78 41 54 32 54 80 56 48 41 65 64 62 53 47 72 39 69 44 1) Average 2) Medium 3) Q1 4) Q3 5) P63 6) P93 7) Range 8) Variance 9) Standard Deviation 10) Construct a box-mustache graph for the above data.

2. The following represents 50 test scores on an exam. 49, 48, 51, 50, 53, 52,...

2. The following represents 50 test scores on an exam. 49, 48, 51, 50, 53, 52, 55, 54, 57, 56, 59, 58, 61, 60, 63, 62, 65, 64, 67, 66, 69, 68, 71, 70, 73, 72, 75, 74, 77, 76, 79, 78, 81, 80, 83, 82, 85, 84, 87, 86, 89, 88, 91, 90, 93, 92, 95, 94, 97, 96 Find the position of the median Find the 67th percentile

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