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1. The mean of 5 observations is 15 and the variance is 9. If two more observations having values - 4 and 10 are combined with these 5 observations. The standard deviation of the 7 observation will be 1. None of the answers 2. 6.06 3. 7.06 4. 8.00

1. The mean of 5 observations is 15 and the variance is 9. If two more observations having values - 4 and 10 are combined with these 5 observations. The standard deviation of the 7 observation will be 1. None of the answers 2. 6.06 3. 7.06 4. 8.00

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 24PFA
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1. The mean of 5 observations is 15 and the variance is 9. If two more observations having values - 4 and 10 are combined with these 5 observations. The standard deviation of the 7 observation will be 1. None of the answers 2. 6.06 3. 7.06 4. 8.00 2. which of the following measure of central tendencies should not be applied if the data contains a negative value? a. Geometric Mean b. Harmonic Mean c. Arithmetic Mean d. Root Mean Square 3. which of the following measure of central tendencies give more weightage to larger values? a. Geometric Mean b. Mode c. Arithmetic Mean d. Harmonic Mean
Transcribed Image Text:1. The mean of 5 observations is 15 and the variance is 9. If two more observations having values - 4 and 10 are combined with these 5 observations. The standard deviation of the 7 observation will be 1. None of the answers 2. 6.06 3. 7.06 4. 8.00 2. which of the following measure of central tendencies should not be applied if the data contains a negative value? a. Geometric Mean b. Harmonic Mean c. Arithmetic Mean d. Root Mean Square 3. which of the following measure of central tendencies give more weightage to larger values? a. Geometric Mean b. Mode c. Arithmetic Mean d. Harmonic Mean
4. A police department in a small city consists of 10 officers. If the department policy is to have 5 of the officers patrolling the streets, 2 of the officers working full time at the station, and 3 of the officers on reserve at the station, how many different divisions of the 10 officers into the 3 groups are possible? 1. 5000 2. 2520 3. 3025 5. One can say the relative frequency is 1. Mean mark of the class 2. Probability of that class 3. Geometric mean of the class 4. Median of that class 6. which of the following measure of central tendencies is the most sensitive to the data values? a. Arithmetic Mean b. None of the these c. Median d. Mode
Transcribed Image Text:4. A police department in a small city consists of 10 officers. If the department policy is to have 5 of the officers patrolling the streets, 2 of the officers working full time at the station, and 3 of the officers on reserve at the station, how many different divisions of the 10 officers into the 3 groups are possible? 1. 5000 2. 2520 3. 3025 5. One can say the relative frequency is 1. Mean mark of the class 2. Probability of that class 3. Geometric mean of the class 4. Median of that class 6. which of the following measure of central tendencies is the most sensitive to the data values? a. Arithmetic Mean b. None of the these c. Median d. Mode
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