This has 2 terms, good luck!
Answer:
Nick invested $36,800 and Matt invested %55,200.
Step-by-step explanation:
Answer:
The number of heads observed is 121.14 heads
Step-by-step explanation:
The formula for the z-score of a proportion is given as follows;

Where:
= Sample proportion
p = Population success proportion = 0.5
q = 1 - p = 1 - 0.5 = 0.5
n = Number in of observation = 200
z = 2.99
Hence, we have;

Therefore;

= 0.6057

∴ The number of heads observed = 200 × 0.6057 = 121.14 heads.
Answer:
D. More students preferred band or chorus than those that preferred football.
Step-by-step explanation:
I can easily tell D is the answer because 16+14=30. This means 30% liked band or chorus and 26% liked football.
<u>Remember the left side of the chart isn't talking about total number </u><u>of</u><u> students. They are talking about percent. </u>
Answer:z
Step-by-step explanation:
z