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if the population consists of numbers 1,2,3,4,5 and 6,find the mean of the samples of the samples of size 3.construct a sampling distribution
if the population consists of number 1,2,3,4,5 and 6,find the mean of the samples of size 3.construct a sampling distribution
A population consists of the values (1, 3, 4). How many samples of size 2 can be drawn from this population considering that replacement is allowed? *
consider all samples of size 4 from this population: 1,5,6,8,10. calculate the standard deviation of the sampling distribution of the sample means
If X follows a normal distribution with u = 30 and o=4, what is P(X<27)?
Find the output needed to maximize profit given that the total cost and total revenue functions are TC=2Q and TR=100 ln (Q+1) respectively.
Use the information given below to calculate the net wage of H, Kane for the last week of May 2021.
INFORMATION:
H, Kane is employed by Hot- Spur Enterprises. The normal working week is 45 hours.
H, Kane worked for 48 hours during the last week of May 2021.
She is remunerated at R80 per hour during normal working hours.
Overtime is calculated at 1½ times the normal rate.
The following are her deductions for the week:
- Medical aid fund R350
- Pension fund 8% of the normal wages
- Income tax R830
Hot- Spur Enterprises contributes the same amount as the employees towards the medical aid fund and pension fund.
The following transactions of Hector Limited took place during January 2022 in respect of component J used in production:
- Stock of component J on hand - 150 units @ R24 per unit
- Issued to production - 110 units
- Purchased from supplier - 200 units @ R25 per unit
- Returned to supplier (purchased on 12 January 2022) - 30 units
- Issued to production - 170 units
- Purchased from supplier - 140 units @ R26 per unit
- Issued to production - 130 units
Calculate the value of closing inventory on 31 January 2022 using the:
- First-in-first-out (FIFO) method
- Weighted Average Cost Method
A researcher claims that the mean monthly consumption of coffee per person is more than 19 cups. In a sample of 60 randomly selected people, the mean monthly consumption was 20. The standard deviation 10 of the sample was 4 cups. Which is the parameter to be tested in this claim? *
A population consist of three numbers (3,4,7).Consider all possible samples of size 2 which can be drawn from the population.Find the variance of the sampling distribution of the sample means
#339914 on Dec 2023