C) A researcher has extracted two samples from the same target population, sample A and sample B. Sample A has a mean of 25 kg w

Question

2 years ago

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C) A researcher has extracted two samples from the same target population, sample A and sample B. Sample A has a mean of 25 kg w

hile sample B has a mean twice that of sample A. Sample size of sample A is three times more than that of sample B. Sum of sample sizes is 60. Calculate:
i. Mean of sample B (1mark)
ii. Sample size of sample A and sample B (2 marks)
iii. Summation of x variables for sample A and sample B (4 marks)
iv. Standard deviation of sample A and sample B, consider ungrouped data (5 marks)

Mathematics

1 answer:

aleksandrvk [35] · Answer 1 · 2022-08-30T01:32:09+03:00

aleksandrvk [35]2 years ago

3 0

Answer:

dsgberhyujxgkloyjnhbgfvbhnjklkjhbgfdfghjkiopolkjhgfew

Step-by-step explanation: