I am starting to watch the recommended videos for this chapter but I am very confused about the equations and even just step six's question is very confusing to me.

Is there anyway for someone to look over my work and explain if I did this right?

I need to figure out sample error

Based on my sample data, was the sample size large enough to satisfy the success-failure condition?

I need toCalculate a 95% confidence interval for the population proportion of galoots who care for offspring.

Using calculations for lower limit and upper limit