# Posts by UG

Total # Posts: 6

**statistics**

A sample of 275 shoppers at a large suburban mall were asked two questions: (1) Did you see a television ad for the sale at department store X during the past 2 weeks? (2) Did you shop at department store X during the past 2 weeks? The responses to the questions are summarized...

**statistics**

The below table shows the probabilities generated by rolling one die 50 times and noting the up face. What is the probability of getting an odd up face?

**statistics**

The owner of a computer repair shop has determined that their daily revenue has mean $7200 and standard deviation $1200. The daily revenue totals for the next 30 days will be monitored. What is the probability that the mean daily revenue for the next 30 days will exceed $7000?

**statistics**

The amount of corn chips dispensed into a 16-ounce bag by the dispensing machine has been identified at possessing a normal distribution with a mean of 16.5 ounces and a standard deviation of 0.1 ounce. Suppose 400 bags of chips were randomly selected from this dispensing ...

**Biology**

how does acid rain relate to photosynthesis and the carbon cycle?

**Biology**

Acetyl-CoA is used both in cellular respiration and fat synthesis. Explain how the cell can regulate its metabolism if the same molecule is used in both energy production and biosynthesis?

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