SAT, 05.10.2020 04:01 badpotterchris
In a recent year, Consumer Reports rated many tablet computers for overall performance and quality. Based on several variables, they gave each tablet an overall rating, where higher scores indicate better ratings. The overall ratings of the tablets produced by Apple are given below:
Apple 87 84 87 84 87 83 87 83 86 83 86 83 86 81 86 79 84 76 84 73
Here are the summary statistics. S Median M in 73 Qi 83 Q3 86 Max IQR 873 Apple 83.45 3.762 84
a. The Ipad was the device with a score of 81. Find the percentile for this device.
b. The standard deviation of the ratings for Apple devices is 3.762. Interpret this value.
c. Find the IQR of the ratings for Apple devices. Interpret this value.
d. Are there any outliers? Justify.
e. Make a boxplot of the data.
Answers: 2
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