Difference in the mean flight times among three airlines

Reference no: EM1398066

Jacob lee is a frequent traveler between LA and San Francisco. For the past month, he wrote down the flight times on the three different airlines, The results are:51 50 52 51 53 55 52 52 60 42 62 64 51 53 61 57 49 49 47 50 49 47 49 50 58 60 54 54 51 49 49 48 49 48 50

Use the .05 significance level and the 5 step hypothesis testing process to check if there is a difference in the mean flight times among the three airlines.

Reference no: EM1398066

Questions Cloud

Describe the consequences of each of the following mutations : Describe the consequences of each of the following mutations in glycogen metabolism (name the pathways affected and specific effects on them e.g. , compounds/molecules that don't form or accumulate as a result, change in structure of glycogen, red..

Analysis of variance of fast food restaurant data : An owner of a fast food restaurant reported to corporate headquarters that the average bill paid by his customers in the last quarter was $6.20 and that the standard deviation was $1.90.

Write strategies for writing kinds of messages successfully : Letters of suggestions, and general goodwill messages. Write down some strategies for writing these common kinds of messages successfully?

Determine if growth rate of babies differs between babies : A study was conducted to determine if the growth rate of babies differs between babies that are bottle-fed and babies that are breast-fed. In this experiment.

Difference in the mean flight times among three airlines : Use the .05 significance level and the 5 step hypothesis testing process to check if there is a difference in the mean flight times among the three airlines.

Which lac proteins will be made : A bacteria has the following lac operon genes located on the chromosome: I+P-Z-Y-A+. On a plasmid, this same bacterial cell has the lac genes I-P+Z-Y+A-. a) Which Lac proteins will be made? b) What type of protein expression (induced or constituit..

Why insulin and glucagon are hormones : Insulin and glucagon are hormones that exert their effects on the liver, and you know by now that the responses of the liver to these hormones are exactly the opposite of each other.

Probability that all selected vials have hairline cracks : In a shipment of 79 vials, only 17 do not have hairline cracks. If you randomly select 3 vials from the shipment, what is the probability that all 3 of the selected vials have hairline cracks?

Determine the direction of acceleration of the head : How do the semicircular canals determine the direction of acceleration of the head? Why is there efferent innervation from the central nervous system the outer hair cells?

User Account

All Pages