Statistics and Probability Answers

In a plant box consisting of 120 seedlings, 80 seedlings were treated with growth enhancer. Estimate p and q. What is the Point Estimate and Standard Deviation?

How many different samples of size 3 ( n = 3 ) can be selected from a population with a size of 10 ( N = 10 ) ?

The average weight of 25 oranges selected from a normally distributed population is 400g with a standard deviation of 20g. Find the confidence interval using 95% confidence level.

A sociologist believes that it costs more than Php90,000 to raise a child from birth to age one. A random sample of 49 families, each with a child is selected to see if this figure is correct. The average expenses for these families reveal a mean of Php92,000 with a standard deviation of Php4,500. 

the average number of automobiles per minute stopping for gas at a particular service station along the coastal road is 4 what is the probability that in any given minute more than two will stop for gas

the average number of automobiles per minute stopping for gas at a particular service station along the coastal road is 4 what is the probability that in any given minute more than two will stop for gas

the average number of automobiles per minute stopping for gas at a particular service station along the coastal road is 4 what is the probability that in any given minute more than two will stop for gas

Average number of automobiles per minute stopping for gas at a particular service station along the coastal road is 4 what is the probability that in any given minute more than two will stop for gas

The average weight of 25 chocolate bars selected from a normally distributed population is 200 grams with a standard deviation of 10 grams. Find the point estimate and the confidence interval using 95% confidence level.

What are the two things you should do before you start finding the equation of the regression line?