The following data shows the weekly amount spent on pet hair care products for a sample...
The following data shows the weekly amount spent on pet hair care products for a sample of households. What class interval would you suggest?
| 6 | 17 |
| 19 | 15 |
| 1 | 6 |
| 0 | 10 |
| 22 | 9 |
| 8 | 1 |
| 14 | 17 |
The following data shows the weekly amount spent on pet hair care products for a sample of households. What would you recommend as the lower level of the first class?
| 6 | 17 |
| 19 | 15 |
| 1 | 6 |
| 0 | 10 |
| 22 | 9 |
| 8 | 1 |
| 14 | 17 |
Group of answer choices
7.5
None of these
10
0
5.5
Homework Answers
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The following data shows the weekly amount spent on pet hair
care products for a sample...
The following table shows a sample of the amount spent for lunch by 8 students. Note...
The following table shows a sample of the amount spent for lunch by 8 students. Note that this is ungrouped data. It is the same data used in the Module 4 Canvas Practice Assignment, so you can save time by referring to your answers to that assignment. The extra columns are to help you organize your work. You do not necessarily need to fill in every column. Provide your own headers for the columns. Use two decimal places in your...
The accompanying data shows the weekly purchases of printers at a particular electronic store. Using alpha...
The accompanying data shows the weekly purchases of printers at
a particular electronic store. Using
alpha α equals=0.050
perform a chi-square test to determine if the number of
printers sold per week follows a normal probability distribution.
Note that
x equals=11.2
and
s equals=4.5
Click the icon to view the weekly purchases of printers.
Use the intervals below to calculate the chi-square test
statistic, χ2.
Interval 1:
z
≤−1.0
Interval 2:−1.0
<
z
≤
0
Interval 3:
0
<
z...
Approximate the sample standard deviation given the following frequency distribution. Class Frequency 0 4 17 5 9 16 10...
Approximate the sample standard deviation given the following frequency distribution. Class Frequency 0 4 17 5 9 16 10 14 15 19 18 20 24 17 7.4 55.9 55.2 7.5
Approximate the sample standard deviation given the following frequency distribution. Class Frequency 0 4 17 5 9 16 10 14 15 19 18 20 24 17 7.4 55.9 55.2 7.5
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The frequency distribution below shows the amount ($) spent on entertainment per week by a sample of people. Weekly Entertainment Cost ($) Number of People 80 < X ≤ 90 2 90 < X ≤ 100 7 100 < X ≤ 110 13 110 < X ≤ 120 8 120 < X ≤ 130 5 The relative frequency for the class 90 < X ≤ 100 is: (round to two decimal places) a. 0.20 b. 0.68 c. 0.26 d. 0.70
Data were colected on the amount spent by 64 customers for lunch at a major Houstoa...
Data were colected on the amount spent by 64 customers for lunch at a major Houstoa restaurant. Jhese data are contained in the file named Houston. Based upon past studies the population standard deviation is known with σ $5. eBook o Click on the datatie logo to reference the data DATA Tle file Round your answers to two decimal places. Use the critical value with three decima a. At 90% confidence, what is the margin of error? b. Develop a...
The following data show the number of hours spent watching television for 10 randomly selected freshmen...
The following data show the number of hours spent watching television for 10 randomly selected freshmen attending a liberal arts college in the Midwest. Hours of Television Viewed Weekly 12 14 16 13 14 12 18 14 17 15 Calculate the range, variance, standard deviation, and interquartile range for the sample data.
Wig Creations Company supplies wigs and hair care products to beauty salons throughout Texas and the...
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0 The data represent the time, in minutes, spent reading a political blog in a day....
0 The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? 2 12 13 11 6 11 14 19 9 8 19 14 12 19 0 18 7 18 17 1 Complete the table, starting with the lowest class limit. (Simplify your answers.) Relative Frequency...
Which of the following frequency tables shows a skewed data set? Select all that apply: Value...
Which of the following frequency tables shows a skewed data set? Select all that apply: Value Frequency 5 2 6 5 7 3 8 15 9 11 10 24 11 14 12 12 13 10 14 4 Value Frequency 13 2 14 5 15 14 16 13 17 23 18 26 19 15 20 2 Value Frequency 5 1 6 1 7 9 8 20 9 24 10 20 11 6 12 11 13 5 14 2 15 1 Value...
The accompanying data shows the weekly purchases of printers at
a particular electronic store. Using
alpha α equals=0.050
perform a chi-square test to determine if the number of
printers sold per week follows a normal probability distribution.
Note that
x equals=11.2
and
s equals=4.5
Click the icon to view the weekly purchases of printers.
Use the intervals below to calculate the chi-square test
statistic, χ2.
Interval 1:
z
≤−1.0
Interval 2:−1.0
<
z
≤
0
Interval 3:
0
<
z...
Approximate the sample standard deviation given the following frequency distribution. Class Frequency 0 4 17 5 9 16 10 14 15 19 18 20 24 17 7.4 55.9 55.2 7.5
Approximate the sample standard deviation given the following frequency distribution. Class Frequency 0 4 17 5 9 16 10 14 15 19 18 20 24 17 7.4 55.9 55.2 7.5
Data were colected on the amount spent by 64 customers for lunch at a major Houstoa restaurant. Jhese data are contained in the file named Houston. Based upon past studies the population standard deviation is known with σ $5. eBook o Click on the datatie logo to reference the data DATA Tle file Round your answers to two decimal places. Use the critical value with three decima a. At 90% confidence, what is the margin of error? b. Develop a...
The following data show the number of hours spent watching television for 10 randomly selected freshmen attending a liberal arts college in the Midwest. Hours of Television Viewed Weekly 12 14 16 13 14 12 18 14 17 15 Calculate the range, variance, standard deviation, and interquartile range for the sample data.
0 The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? 2 12 13 11 6 11 14 19 9 8 19 14 12 19 0 18 7 18 17 1 Complete the table, starting with the lowest class limit. (Simplify your answers.) Relative Frequency...
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