What are the elements of a construct that can be measured or quantifhed?
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What are the elements of a construct that can be measured or quantifhed?
O Variables
O Measurements
O Functhons
O Dependents
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- Time left 0:4 From January to September, the mean number of car accidents per month was 630. From October to December, the mean was 1350 accidents per month. of The mean number of car accidents per month for the whole year was: a) 720 b) 675 c) 690 d) 810 e) 630Pls help ASAP ON ALL PARTSYou may need to use the appropriate appendix table or technology to answer this question 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 & employees. The number of sick days they took for the past year are as fo 11:5, 14, 4; 10 215 5. Let x the number of sick days they took for the past year. Should the personnel team believe that the mean number is about 107 Conduct a hypothesis est at the 3% State the nul and alterative hypotheses (n days) (Enter for as needed) M₂ MA What is the best statatic) (Round your answer to two decimal places) What are the critical values)? ( using the detribution round your answers) to two decimal places, et distration round your answers) to three decinal places. Enter NONE for any unused answer bank) uppertal What is the decision of the test and what conclusions can be down At the At the level of significance we would fail to reject H, and…
- I need help with these questions (Not honor class) (Not grading)2. We want to describe the so-called typical student at Penn State Harrisburg. What are some variables that we could measure that describe a characteristic of the student that can be? a. an interval variable b. an ordinal variable c. a nominal variableI need answer all the parts, incomplete answer will get down vote a: If the arithmetic mean of two unequal positive real number 'a' and 'b'; (a> b). be twice as great as their geometric mean, show that: a: b = (2+√3)(2-√3) b: Find the value of mean, mode and median from the data given below Weight (in kg.) No. of students = 93 - 97 ,98 - 102, 103 - 107 ,108-112, 113-117, 118 -122, 123 - 127, 128 -132 Number of students= 3, 5,12,17,14,6,3,1 3: (a) Find the Geometric Mean of 2, 4, 8, 12, 16 and 24. (b) If the observations 2, 4, 8 and 16 occur with frequencies 4, 3, 2 and I respectively, find their geometric mean Example 5-57. d: The following table gives the weights of 31 persons in a sample enquiry. Calculate the an weight using (1) Geometric mean and (if) Harmonic mean. Weight (ibs.) 130, 135, 140, 145 ,146, 148, 149, 150,157 Number of persons: 3, 4,6,6,3,5,2,1,1.
- The educational impact is a criterion for measuring the extent to which the individual applies it in his practical life 1- true 2-Error19Identify whether this is type l, type ll error or correct : a jury concludes that a defendant is guilty when he is really innocent. Null: he is not guilty (is innocent) alt: he is guilty (not innocent )
