Here number of workers who took at most 10 sick days per month will be
=120+65
=185
200 or 185? The answer isn’t 65. The number of sick days taken (per month) by...
The number of sick days taken (per month) by 200 factory workers is summarized below. Number of Days Frequency 0 − 5 120 6 − 10 65 11 − 15 14 16 − 20 1 Refer to Exhibit 2-3. The cumulative relative frequency for the class of 11 − 15 Question 2 options: is 199 is 0.07 is 1 is 0.995
The mean number of sick days an employee takes per year is believed to be about 10. Members of a personnel department do not believe this figure. They randomly survey 8 employees. The number of sick days they took for the past year are as follows: 10; 6; 14; 4; 10; 9; 8; 9. Let X = the number of sick days they took for the past year. Should the personnel team believe that the mean number is about 10?...
%201%20-%20Frequency%20Distributions%20&%20H.stograms%20Tables.pdf TABLE 2.10 Nurse Sick Nurse Sick Nurse Sick Number Days Number Days Number Days 8 17 18 3 19 7 20 12 14 TABLE 2.11 App App. Numb. Gender Ws Wp Numb. Gender Ws Wp 165 167 16 m 220 225 f 135 137 f 180 201 m 210 205 f 145 144 f131 133 m 177 180 m 135 135 m 183 180 m 165 166 m 215 210 17 m 190 186 f 115 111 19 m...
Show work and explain please %20.%20Frequency%20Distributions%20&%20Histograms%20Tables.pdf TABLE 2.10 Nurse Sick Nurse Sick Nurse Sick Number Days Number Days Number Days 9 8 16 I1 12 13 14 18 21 TABLE 2.11 App Numb. Gender Ws Wp Numb. Gender Ws Wp m 220 225 f 135 137 f 180 201 m 210 205 f 145 144 f 131 133 m 177 180 m 135 135 m 183 180 m 165 166 f 160 166 m 178 180 m 155 152 155...
Assume that the sick leave, X, taken by the typical worker per year has mean µ = 10 and standard deviation σ = 2 measured in days. (A) Find the approximate probability that the number of sick days per year for a randomly selected employee from the firm exceeds 11? (B) Find the 90th percentile of the number of sick days per year.
the mean number of sick days an employee takes per year is believed to be about 10. Members of a personnel department do not believe this figure. They randomly survey B employees. The number of sick days that the mean number is about 107 Conduct a hypothesis test at the 5% level. they took for the past year are as follows: 12; 6; 14 5 11; 6;10. Lt X the number of sick days they took for the past year....
The following data relates to the age of 10 employees and the number of days which they reported sick in a month: Age Sick days 20 11 30 12 32 10 35 13 40 14 46 16 52 15 55 17 58 18 62 19 Required: i) Calculate the Karl Pearson’s coefficient of correlation (5 marks) ii) What observation can you make from (i) above and interpret the results (4 marks)
The mean number of sick days an employee takes per year is believed to be about 10. Members of a personnel department do not believe this figure. They randomly survey 8 employees. The number of sick days they took for the past year are as follows: 10; 5;15; 5; 11; 10; 8; 10. Let x the number of sick days they took for the past year. Should the personnel team believe that the mean number is about 10? Conduct a...
A sample of 200 ROM computer chips was selected on each of 30 consecutive days, and the number of nonconforming chips on each day was as follows: 10, 21, 26, 18, 38, 20, 5, 23, 11, 22, 28, 12, 14, 22, 20, 19, 16, 25, 10, 17, 14, 17, 15, 22, 29, 15, 9, 19, 16, 25 Calculate pbar = LCL = UCL =
The data below represents the total number of credit hours taken during one semester by 30 randomly chosen students. 3, 15, 12, 9, 10, 10, 11, 8, 6, 9, 12, 15, 16, 14, 11, 5, 4, 8, 7, 20, 18, 12, 14, 15, 10, 8, 12, 13, 12,9 Find the frequencies of the data grouped using 6 classes. Credit hours Frequency eeeeeeeeeeeeeeeeeeeeeee 3-5 6-8 9-11 12-14 15-17 18-20 Question Help: Message instructor