Find confidence interval of true mean by standard deviation

Assignment Help Basic Statistics

Reference no: EM13123990

A food snack manufacturer samples 11 bags of pretzels off the assembly line and weighs their contents. If the sample mean is 15.2 oz. and the sample standard deviation is 0.40 oz., find the 95% confidence interval of the true mean.

Reference no: EM13123990

Questions Cloud

How many grams of fluorine are needed : P4(s) + 6F2(g) --> 4PF3(g) How many grams of fluorine are needed to react with 6.20g of phosphorus?

Statement in linear algebra : Let ubar and vbar be nonzero vectors in 2 or 3 space and let k=||u|| and m=||v||. Show that the vector Wbar=mubar +kvbar bisects the angle between ubar and vbar.

How much ko2 is needed : Consider the reaction 4KO2(s) + 2CO2(g)->2K2CO3(s) + 3O2(g) . How much KO2 is needed to react with 75.0 L of carbon dioxide at STP?

Explain cantor''s diagonal argument : Cantor's Diagonal Argument, Here we present Cantor's diagonal argument, which proves that the cardinality of the power set 2^S

Find confidence interval of true mean by standard deviation : If the sample mean is 15.2 oz. and the sample standard deviation is 0.40 oz., find the 95% confidence interval of the true mean.

System of two equations : In which year will the percentage of voters from group A be the same as the percentage of voters from group B? What percent will be from group A and what percent will be from group B that year?

Unadjusted trial balance : Wecker Company's year-end unadjusted trial balance shows accounts receivable of $89,000, allowance for doubtful accounts of $500 (credit), and sales of $270,000. Uncollectibles are estimated to be 1.5% of accounts receivable.

Find out the appropriate income statement presentation : Determine the appropriate income statement presentation (sales, cost of sales, gross profit, operating income or expense, non-operating income or expense) for each item noted above. Note that L&L presents a subtotal for operating income on the income..

What phi is an isomorphism : Suppose that Phi (f) is an isomorphism. Is f then an isomorphism? Alternatively, suppose that Phi (G) and Phi (G')

User Account

All Pages