that calculates the mean response times for each person in javascript

index.tsx
let responseTimes = [
    { name: "person1", times: [10, 15, 20, 25, 30] },
    { name: "person2", times: [20, 25, 30, 35, 40] },
    { name: "person3", times: [30, 35, 40, 45, 50] },
];

let meanResponseTimes = {};

responseTimes.forEach(person => {
    let sum = person.times.reduce((a, b) => a + b);
    let mean = sum / person.times.length;
    meanResponseTimes[person.name] = mean;
});

console.log(meanResponseTimes);
425 chars
16 lines

index.tsx
{
    person1: 20,
    person2: 30,
    person3: 40
}
54 chars
6 lines