A quality control expert at a pretzel factory took a random sample of 10 bags from a batch of over 500 bags and measured the amount of pretzels in each bag in the sample. The target amount is 440 g, and they
want to test if the mean amount is on target or not.
Let ji be the mean amount in each bag in the entire batch and ĉ be the mean amount in each bag in the
sample.
Which of the following is an appropriate set of hypotheses for their significance test?

Carla was trying to decide what to do saturday evening. she has $100 available to spend for the evening. she has narrowed her choices down to these events: braves game, a concert of an artist she likes, or the georgia aquarium. admission to the braves game is $25, hot dogs cost $10, sodas cost $5. the concert costs $25 for admission, $20 for a souvernir t-shirt, and $10 for a soda. the georgia aquarium has the show of a lifetime with an all you can eat and drink that costs $100. carla does not want to take any driving chances, so in addition to the cost of the aquarium, she will also need to pay for her uber/lyft, which is $15 each way. which option should carla choose if she wants to spend the least? based on that choice, what then is carla's oppotunity cost? fully explain your answer in at least one paragraph.