A field researcher is gathering data on the trunk diameters
A field researcher is gathering data on the trunk diameters of mature pine and spruce trees in a certain area. The following are the results of his random sampling. Can he conclude, at the 0.10 level of significance, that the average trunk diameter of a pine tree is greater than the average diameter of a spruce tree?
Pine trees Spruce trees
Sample size 25 35
Mean trunk diameter (cm) 55 48
Sample variance 100
140
What is the test value for this hypothesis test?
Test value: Round your answer to three decimal places.
What is the critical value?
Critical value: Round your answer to three decimal places.
Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”
The post A field researcher is gathering data on the trunk diameters appeared first on Superb Professors.
For any questions, feedback, or comments, we have an ethical customer support team that is always waiting on the line for your inquiries.