[9 pts] For each, write the null hypothesis and the alternative hypothesis. Identify which is the claim and whether the scenario would be a lefttailed, righttailed, or twotailed test. Lise appropriate notation. A researcher wants to test the claim that less than 3% of adult are allergic to weeds. Null hypothesis: Alternative Hypoth e sis: A n ews report states that teens spend on average 4 hours on their phones each day. Sch ool administration claims that studenE at their school spend more than that amount of time on their phones. Null hypothesis: Alternative Hypoth e sis: A h ea lthca re actuary wants to test the claim that the mean cost of treatment for cancer patients is different from last yea r's mean of $1,220 per month. Null hypothesis: Alternative Hypothesis: [2 pts] The pvalue in hypothesis testing represents which of the following: Please select the best answer of those provided below. The probability of failing to reject the null hypothesis, given the observed results The probability that the null hypothesis is true, given the observed results The probability that the observed results are statistically signicant, given that the null hypothesis is true The probability of observing results as extreme or more extreme tha n currently observed, given that the n ull hypoth esis is true