The approximate costs for a 30-second spot for various cable networks in a random selection of cities

Question:

The approximate costs for a 30-second spot for various cable networks in a random selection of cities are shown below. Estimate the true population mean cost for a 30- second advertisement on cable network with 90% confidence.

14        55        165      9 15     66        23        30        150

22        12        13        54        73        55        41        78

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: