Use the given minimum and maximum data entries and the number of classes to find the class width the lower class limits and the upper class limits

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25 Jul 2022

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Related questions

What is the difference between a class boundary and a class limit (Select all that apply.)

a.) Class boundaries are possible data values.

b.) Class limits are values halfway between the upper class boundary of one class and the lower class boundary of the next.

c.) Class limits specify the span of data values that fall within a class.

d.) Class boundaries are values halfway between the upper class limit of one class and the lower class limit of the next.

e.) Class boundaries are not possible data values.

f.) Class limits are possible data values.

g.) Class limits are not possible data values.

h.) Class boundaries specify the span of data values that fall within a class.

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4. A statistics practitioner would like to draw a histogram of 62 observations that range from 5.2 to 6.1. Define the upper limits of the classes you would use.

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The following frequency histogram represents the IQ scores of a random sample of seventh-grade students. IQs are measured to the nearest whole number. The frequency of earch class is labeled above each rectangle. Use the histogram to answers parts (a) through (g).

(a) How may students were smapled?

...........students

(b) Determine the class width

The class width is ........

(c) Identify the classes and their frequencies choose the correct answer below.

(a) 60-70,2; 70-80, 2; 80-90, 14:90-100, 43:100-110, 56: 110-120, 40; 120-130, 30:130-140, 9:140-150, 3:150-160, 1.

(b) 65,2; 75, 2,85, 14, 95, 43; 105,56; 115, 40; 125, 30; 135, 9; 145, 3;155, 1

(d) Wich class has the hgihest frequency?